/* =============================================
   PURISAKI BERBERINE — style.css
   Domain  : purisaki-berberine.nutravimlab.com
   Palette : Forest Green #2d6a4f | Warm Gold | White
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Roboto+Condensed:wght@300;400;500;600;700;800;900&family=Jost:wght@300;400;500;600;700&display=swap');

:root {
  --primary:       #2d6a4f;
  --primary-dark:  #1b4332;
  --primary-light: #52b788;
  --ice-green:     #d8f3dc;
  --ice-mid:       #b7e4c7;
  --navy:          #1b2e1f;
  --accent:        #f4a261;
  --accent-dark:   #e76f51;
  --text-dark:     #111111;
  --text-body:     #333333;
  --white:         #ffffff;
  --bg-grey:       #f0f4f1;
  --bg-light:      #f7faf8;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: 'Jost', sans-serif; font-size: 18px; color: var(--text-body); background: var(--white); overflow-x: hidden; }
a { color: inherit; text-decoration: none; transition: color 0.3s; }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; padding: 0; margin: 0; }

.display-7 { font-family: 'Roboto Condensed', sans-serif; font-size: 1.5rem; line-height: 1.6; }
@media (max-width: 768px) { .display-7 { font-size: calc(1.175rem + (1.5 - 1.175)*((100vw - 20rem)/(48 - 20))); } }

/* BUTTONS */
.btn { font-family: 'Roboto Condensed', sans-serif; font-weight: 700; border-radius: 100px; padding: 0.75rem 1.8rem; font-size: 1.5rem; transition: all 0.3s ease; display: inline-flex; align-items: center; gap: 8px; text-decoration: none; cursor: pointer; border: none; line-height: 1.2; }
.btn-accent { background-color: var(--accent) !important; border-color: var(--accent) !important; color: #fff !important; box-shadow: 0 2px 6px rgba(0,0,0,0.2); }
.btn-accent:hover, .btn-accent:focus { background-color: var(--accent-dark) !important; border-color: var(--accent-dark) !important; color: #fff !important; transform: translateY(-2px); box-shadow: 0 6px 16px rgba(0,0,0,0.2); }
.btn-lg { padding: 1rem 2.6rem; font-size: 1.6rem; }

/* NAVBAR */
.de-navbar { background: var(--primary); position: fixed; top: 0; left: 0; right: 0; z-index: 1030; height: 70px; box-shadow: 0 2px 8px rgba(0,0,0,0.25); display: flex; align-items: center; }
.de-nav-inner { width: 100%; max-width: 1320px; margin: 0 auto; padding: 0 1.5rem; display: flex; align-items: center; justify-content: space-between; height: 70px; }
.de-brand { color: var(--white) !important; font-family: 'Roboto Condensed', sans-serif; font-size: 1.8rem; font-weight: 900; letter-spacing: 0.5px; text-transform: uppercase; white-space: nowrap; flex-shrink: 0; }
.de-brand:hover { opacity: 0.9; }
.de-nav-right { display: flex; align-items: center; }
.de-nav-links { display: flex; align-items: center; list-style: none; margin: 0; padding: 0; }
.de-nav-links li a { font-family: 'Roboto Condensed', sans-serif; font-size: 1.5rem; font-weight: 600; color: var(--white) !important; padding: 0 0.9em; white-space: nowrap; transition: opacity 0.2s; display: block; }
.de-nav-links li a:hover { opacity: 0.8; }
.de-nav-btn { margin-left: 1.2rem; }
.de-hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.de-hamburger span { display: block; width: 28px; height: 2px; background: var(--white); border-radius: 2px; transition: all 0.25s; }
.de-mobile-menu { display: none; position: absolute; top: 70px; left: 0; right: 0; background: var(--primary-dark); padding: 1rem 1.5rem 1.5rem; flex-direction: column; z-index: 1029; }
.de-mobile-menu.open { display: flex; }
.de-mobile-menu .de-nav-links { flex-direction: column; width: 100%; }
.de-mobile-menu .de-nav-links li { width: 100%; text-align: center; border-bottom: 1px solid rgba(255,255,255,0.1); }
.de-mobile-menu .de-nav-links li:last-child { border-bottom: none; }
.de-mobile-menu .de-nav-links li a { display: block; padding: 0.85rem 1rem; font-size: 1.4rem; }
.de-mobile-menu .de-nav-btn { margin: 1rem 0 0 0; text-align: center; }
.de-mobile-menu .de-nav-btn .btn { width: 100%; justify-content: center; }
@media (max-width: 991px) { .de-hamburger { display: flex; } .de-nav-right { display: none; } }
.nav-spacer { height: 70px; }

/* SECTION BAND */
.section-head-band { background: var(--primary); padding: 2rem 0; text-align: center; }
.section-head-band h2 { font-family: 'Roboto Condensed', sans-serif; font-size: 2.5rem; font-weight: 800; color: var(--white); margin: 0; line-height: 1.2; padding: 0 1rem; }
@media (max-width: 768px) { .section-head-band h2 { font-size: 1.8rem; } }

/* CONTAINER & LAYOUT */
.de-container { width: 100%; max-width: 1320px; margin: 0 auto; padding: 0 1.5rem; }
.de-row { display: flex; align-items: center; gap: 2rem; flex-wrap: wrap; }
.de-col-5 { flex: 0 0 calc(40% - 1rem); max-width: calc(40% - 1rem); }
.de-col-7 { flex: 1; min-width: 280px; }
.de-col-4 { flex: 0 0 calc(33.333% - 1rem); max-width: calc(33.333% - 1rem); }
.de-col-8 { flex: 0 0 calc(66.666% - 1rem); max-width: calc(66.666% - 1rem); }
@media (max-width: 991px) { .de-col-5, .de-col-7, .de-col-4, .de-col-8 { flex: 0 0 100%; max-width: 100%; } }
.de-row-rev { flex-direction: row-reverse; }
@media (max-width: 991px) { .de-row-rev { flex-direction: row; } }

/* HERO */
.hero-section { background: linear-gradient(135deg, #f7faf8 0%, #d8f3dc 100%); padding: 4rem 0 3rem; }
.hero-row { display: flex; align-items: center; gap: 2rem; flex-wrap: wrap; }
.hero-img-col { flex: 0 0 calc(42% - 1rem); max-width: calc(42% - 1rem); }
.hero-text-col { flex: 1; min-width: 280px; padding-left: 1rem; }
.hero-img-col img { width: 100%; border-radius: 16px; box-shadow: 0 12px 32px rgba(45,106,79,0.2); }
.hero-badge { display: inline-block; background: var(--primary); color: var(--white); font-family: 'Roboto Condensed', sans-serif; font-size: 1rem; font-weight: 700; border-radius: 100px; padding: 4px 16px; margin-bottom: 1rem; letter-spacing: 0.5px; }
.hero-title { font-family: 'Roboto Condensed', sans-serif; font-size: 2.6rem; font-weight: 900; color: var(--primary-dark); line-height: 1.1; margin-bottom: 1.2rem; }
.hero-text { font-family: 'Roboto Condensed', sans-serif; font-size: 1.5rem; line-height: 1.6; color: var(--text-dark); margin-bottom: 1.2rem; }
.hero-text a { color: var(--primary); font-weight: 700; }
.hero-checklist { margin-bottom: 1.2rem; }
.hero-checklist li { font-family: 'Roboto Condensed', sans-serif; font-size: 1.4rem; color: var(--text-dark); margin-bottom: 0.5rem; display: flex; align-items: center; gap: 8px; }
.hero-checklist li::before { content: "✓"; color: var(--primary); font-weight: 900; font-size: 1.2rem; flex-shrink: 0; }
.hero-btn-wrap { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 1.5rem; }
@media (max-width: 991px) { .hero-img-col, .hero-text-col { flex: 0 0 100%; max-width: 100%; padding-left: 0; } .hero-title { font-size: 2rem; } }
@media (max-width: 576px) { .hero-title { font-size: 1.7rem; } .hero-text { font-size: 1.25rem; } }

/* WHAT IS IT */
.whatis-section { background: var(--white); padding: 2rem 0; }
.whatis-section .de-col-5 img { width: 100%; border-radius: 12px; box-shadow: 0 8px 24px rgba(45,106,79,0.15); }
.whatis-text { font-family: 'Roboto Condensed', sans-serif; font-size: 1.5rem; line-height: 1.6; color: var(--text-dark); padding: 0 1.5rem; }
.whatis-text p { margin-bottom: 1rem; }
@media (max-width: 991px) { .whatis-text { padding: 1rem 0; } }

/* HOW IT WORKS */
.howitworks-section { background: var(--white); padding: 0 0 2rem; }
.howitworks-body { font-family: 'Roboto Condensed', sans-serif; font-size: 1.5rem; line-height: 1.6; color: var(--text-dark); }
.hw-block { margin-bottom: 1.5rem; }
.hw-phase { display: block; font-size: 1.6rem; font-weight: 800; color: var(--primary); margin-bottom: 0.4rem; }
.pt-4 { padding-top: 1.5rem; }

/* INGREDIENTS */
.ingredients-section { background: var(--white); padding: 1rem 0 2rem; }
.ing-intro { font-family: 'Roboto Condensed', sans-serif; font-size: 1.5rem; line-height: 1.6; color: var(--text-dark); margin-bottom: 1rem; }
.ing-label { font-family: 'Roboto Condensed', sans-serif; font-size: 1.5rem; font-weight: 700; color: var(--text-dark); margin-bottom: 1.5rem; }
.ing-item { display: flex; align-items: flex-start; gap: 1.5rem; margin-bottom: 2.5rem; }
@media (max-width: 768px) { .ing-item { gap: 1rem; margin-bottom: 1.5rem; } }
.ing-icon { background: var(--primary); width: 60px; min-width: 60px; height: 60px; border-radius: 50%; display: flex; justify-content: center; align-items: center; box-shadow: 0 4px 12px rgba(45,106,79,0.3); flex-shrink: 0; }
.ing-icon .step-num { font-family: 'Roboto Condensed', sans-serif; font-size: 2rem; font-weight: 800; color: var(--white); }
.ing-body { flex: 1; }
.ing-name { font-family: 'Roboto Condensed', sans-serif; font-size: 1.5rem; font-weight: 700; color: var(--text-dark); margin-bottom: 0.3rem; }
.ing-desc { font-family: 'Roboto Condensed', sans-serif; font-size: 1.5rem; line-height: 1.5; color: var(--text-dark); margin: 0; }

/* WHY CHOOSE */
.why-section { background: var(--bg-light); padding: 2rem 0 1rem; }
.why-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 1.5rem; margin-top: 1.5rem; }
@media (max-width: 991px) { .why-grid { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 480px)  { .why-grid { grid-template-columns: 1fr; } }
.why-card { border-radius: 8px; background: var(--bg-light); overflow: hidden; transition: transform 0.3s, box-shadow 0.3s; display: flex; flex-direction: column; }
.why-card img { width: 100%; object-fit: cover; }
.why-card:hover { transform: translateY(-6px); box-shadow: 0 10px 24px rgba(45,106,79,0.15); }
.why-card-body { padding: 1.5rem; flex: 1; }
.why-icon { font-size: 2.5rem; margin-bottom: 0.8rem; text-align: center; }
.why-card-title { font-family: 'Roboto Condensed', sans-serif; font-size: 1.3rem; font-weight: 700; color: var(--primary-dark); text-align: center; margin-bottom: 0.5rem; }
.why-card-text  { font-family: 'Roboto Condensed', sans-serif; font-size: 1.3rem; line-height: 1.5; color: var(--text-body); text-align: center; }

/* REVIEWS */
.reviews-section { background: var(--white); padding: 2rem 0 4rem; }
.review-item { margin-bottom: 2.5rem; }
.review-inner { display: flex; align-items: flex-start; gap: 1.5rem; }
.review-photo { flex: 0 0 120px; max-width: 120px; }
.review-photo img { width: 100%; border-radius: 8px; }
.review-body { flex: 1; min-width: 0; }
.review-title { font-family: 'Roboto Condensed', sans-serif; font-size: 2rem; font-weight: 800; color: var(--primary-dark); margin-bottom: 0.4rem; }
.review-stars { font-family: 'Roboto Condensed', sans-serif; font-size: 1.5rem; font-weight: 700; color: var(--accent); margin-bottom: 0.5rem; }
.review-stars em { color: var(--primary); font-style: normal; font-size: 1.2rem; }
.review-text { font-family: 'Roboto Condensed', sans-serif; font-size: 1.5rem; line-height: 1.5; color: var(--text-dark); }
@media (max-width: 576px) { .review-inner { flex-direction: column; } .review-photo { flex: 0 0 80px; max-width: 80px; } }

/* GUARANTEE */
.guarantee-section { background: var(--bg-grey); padding: 4rem 0; }
.guarantee-img img { width: 100%; max-width: 280px; margin: 0 auto; }
.guarantee-title { font-family: 'Roboto Condensed', sans-serif; font-size: 2.2rem; font-weight: 800; color: var(--primary-dark); line-height: 1.2; margin-bottom: 1rem; text-align: center; }
.guarantee-text { font-family: 'Roboto Condensed', sans-serif; font-size: 1.5rem; line-height: 1.6; color: var(--text-dark); margin-bottom: 1.5rem; }
.de-text-col { padding: 0 1.5rem; }
@media (max-width: 991px) { .de-text-col { padding: 1.5rem 0 0; } }

/* PRICING */
.pricing-head-section { background: var(--primary); padding: 2rem 0 0; text-align: center; }
.pricing-head-section h3 { font-family: 'Roboto Condensed', sans-serif; font-size: 2.5rem; font-weight: 800; color: var(--white); margin-bottom: 0.5rem; padding: 0 1rem; }
.pricing-head-section h4 { font-family: 'Roboto Condensed', sans-serif; font-size: 2rem; font-weight: 700; color: var(--ice-green); padding: 0 1rem; }
@media (max-width: 768px) { .pricing-head-section h3 { font-size: 1.8rem; } .pricing-head-section h4 { font-size: 1.5rem; } }
.pricing-img-section { background: var(--bg-grey); padding: 3rem 0 0; }
.pricing-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.5rem; }
@media (max-width: 767px) { .pricing-grid { grid-template-columns: 1fr; max-width: 320px; margin: 0 auto; } }
.pricing-card { border-radius: 8px; overflow: hidden; background: var(--bg-grey); transition: transform 0.3s; cursor: pointer; }
.pricing-card:hover { transform: translateY(-10px); }
.pricing-card a { display: block; }
.pricing-card img { width: 100%; display: block; transition: transform 0.3s; }
.pricing-card:hover img { transform: scale(1.03); }

/* TRUST */
.trust-section { background: var(--white); padding: 2rem 0; text-align: center; }
.trust-section img { margin: 0 auto; max-width: 600px; width: 100%; border-radius: 8px; }

/* SCI */
.sci-section { background: var(--bg-light); padding: 2rem 0; }
.sci-title { font-family: 'Roboto Condensed', sans-serif; font-size: 2.5rem; font-weight: 800; color: var(--primary-dark); text-align: center; margin-bottom: 2rem; }
.sci-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.5rem; }
@media (max-width: 767px) { .sci-grid { grid-template-columns: 1fr; } }
.sci-item { display: flex; flex-direction: column; align-items: center; padding: 1.5rem; text-align: center; background: var(--white); border-radius: 12px; }
.sci-icon { background: var(--primary); width: 60px; height: 60px; border-radius: 50%; display: flex; justify-content: center; align-items: center; margin-bottom: 1rem; box-shadow: 0 4px 12px rgba(45,106,79,0.3); }
.sci-icon .step-num { font-family: 'Roboto Condensed', sans-serif; font-size: 2rem; font-weight: 800; color: var(--white); }
.sci-item-title { font-family: 'Roboto Condensed', sans-serif; font-size: 1.5rem; font-weight: 700; color: var(--primary-dark); margin-bottom: 0.5rem; }
.sci-item-text  { font-family: 'Roboto Condensed', sans-serif; font-size: 1.4rem; line-height: 1.5; color: var(--text-dark); }

/* FAQ */
.faq-section { background: var(--white); padding: 1rem 0 2rem; }
.faq-list { margin-top: 1rem; }
.faq-item { border: 1px solid var(--ice-mid); border-radius: 8px; margin-bottom: 0.75rem; overflow: hidden; }
.faq-question { display: flex; align-items: center; justify-content: space-between; padding: 1rem 1.2rem; cursor: pointer; background: var(--white); transition: background 0.2s; }
.faq-question:hover { background: var(--ice-green); }
.faq-question h6 { font-family: 'Roboto Condensed', sans-serif; font-size: 1.5rem; font-weight: 700; color: var(--text-dark); margin: 0; flex: 1; line-height: 1.4; }
.faq-icon { font-size: 1.4rem; color: var(--primary); font-weight: 700; flex-shrink: 0; margin-left: 1rem; transition: transform 0.3s; line-height: 1; user-select: none; }
.faq-answer { display: none; padding: 1rem 1.2rem; background: var(--ice-green); border-top: 1px solid var(--ice-mid); }
.faq-answer p { font-family: 'Roboto Condensed', sans-serif; font-size: 1.5rem; line-height: 1.6; color: var(--text-dark); margin: 0; }

/* FINAL CTA */
.final-cta-band { background: var(--primary); padding: 2rem 0 0; text-align: center; }
.final-cta-band h3 { font-family: 'Roboto Condensed', sans-serif; font-size: 2.3rem; font-weight: 800; color: var(--white); margin: 0; padding: 0 1rem; line-height: 1.3; }
@media (max-width: 768px) { .final-cta-band h3 { font-size: 1.7rem; } }
.final-cta-img { background: var(--white); padding: 4rem 0 0; text-align: center; }
.final-cta-img img { margin: 0 auto; max-width: 480px; width: 100%; border-radius: 12px; box-shadow: 0 10px 30px rgba(45,106,79,0.2); }
.final-price-section { background: var(--white); padding: 1.5rem 0 2.5rem; text-align: center; }
.final-price-regular { font-family: 'Roboto Condensed', sans-serif; font-size: 1.5rem; font-weight: 700; color: var(--text-dark); margin-bottom: 0.4rem; }
.final-price-deal { font-family: 'Roboto Condensed', sans-serif; font-size: 2.5rem; font-weight: 900; color: var(--primary); margin-bottom: 1.5rem; }
.btn-center { display: flex; justify-content: center; }
.final-promo-section { background: var(--white); padding: 5rem 0 0; }
.final-promo-box { background: var(--navy); border-radius: 10px; padding: 3rem; }
@media (max-width: 767px) { .final-promo-box { padding: 1.5rem; } }
.final-promo-box .promo-img img { width: 100%; border-radius: 8px; }
.final-promo-box .promo-text { padding: 1rem 1rem 1rem 2rem; }
@media (max-width: 991px) { .final-promo-box .promo-text { padding: 1.5rem 0 0; } }
.promo-title { font-family: 'Roboto Condensed', sans-serif; font-size: 2.2rem; font-weight: 800; color: var(--white); line-height: 1.2; margin-bottom: 1rem; }
.promo-old-price { font-family: 'Roboto Condensed', sans-serif; font-size: 2rem; color: var(--white); margin-bottom: 1.5rem; }
.promo-old-price span { text-decoration: line-through; }

/* SECURITY */
.security-section { background: var(--white); padding: 3rem 0; }
.security-title { font-family: 'Roboto Condensed', sans-serif; font-size: 2rem; font-weight: 700; color: var(--primary-dark); margin-bottom: 1rem; }
.security-text { font-family: 'Roboto Condensed', sans-serif; font-size: 1.5rem; line-height: 1.7; color: var(--text-dark); }
.security-text a { color: var(--primary); font-weight: 700; }
.payment-img { margin-top: 1.5rem; }
.payment-img img { max-width: 400px; width: 100%; }

/* FOOTER */
.footer-section { background: #1b2e1f; padding: 2rem 0 0; }
.footer-links-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; padding: 1.5rem 0; }
@media (max-width: 576px) { .footer-links-grid { grid-template-columns: 1fr; } }
.footer-links-col ul { list-style: none; margin: 0; padding-left: 1.8rem; }
.footer-links-col ul li { position: relative; margin-bottom: 0.8rem; }
.footer-links-col ul li::before { position: absolute; left: -1.4rem; content: "\2022"; color: #fff; font-weight: bold; font-size: 1.4rem; line-height: 1.4; }
.footer-link { font-family: 'Roboto Condensed', sans-serif; font-size: 1.5rem; color: #ffffff !important; font-weight: 600; transition: color 0.3s; }
.footer-link:hover { color: var(--accent) !important; }
.footer-disclaimer-section { background: #1b2e1f; padding: 2rem 0; border-top: 1px solid rgba(255,255,255,0.1); }
.footer-disclaimer-text { font-family: 'Roboto Condensed', sans-serif; font-size: 1.1rem; line-height: 1.7; color: #ccc; text-align: center; }
.footer-disclaimer-text a { color: #fff; font-weight: 600; }
.footer-disclaimer-text a:hover { color: var(--accent); }

/* SIDE POPUP */
.side-popup { position: fixed; bottom: -160px; left: 20px; background: #ffffff; border: 2px solid var(--ice-mid); box-shadow: 0 6px 28px rgba(45,106,79,0.22); padding: 14px 16px; border-radius: 14px; z-index: 9999; width: 320px; transition: bottom 0.55s cubic-bezier(0.34,1.56,0.64,1); overflow: hidden; }
.side-popup::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: linear-gradient(90deg, var(--primary), var(--primary-light)); border-radius: 14px 14px 0 0; }
.side-popup.show { bottom: 24px; }
.side-popup-inner { display: flex; align-items: center; gap: 12px; }
.side-popup-img { width: 62px; height: 62px; border-radius: 50%; object-fit: cover; border: 2px solid var(--primary); flex-shrink: 0; }
.side-popup-body { flex: 1; min-width: 0; }
.side-popup-name { font-family: 'Roboto Condensed', sans-serif; font-size: 0.98rem; font-weight: 700; color: var(--primary-dark); margin: 0 0 2px 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.side-popup-product { font-family: 'Roboto Condensed', sans-serif; font-size: 1.05rem; font-weight: 800; color: #2e7d32; margin: 0 0 3px 0; }
.side-popup-time { font-family: 'Jost', sans-serif; font-size: 0.78rem; color: #888; margin: 0; }
.side-popup-badge { display: inline-block; background: var(--ice-green); color: var(--primary-dark); font-size: 0.7rem; font-weight: 700; border-radius: 20px; padding: 2px 8px; margin-top: 3px; font-family: 'Jost', sans-serif; }
.side-popup-close { position: absolute; top: 8px; right: 10px; background: none; border: none; font-size: 0.95rem; color: #aaa; cursor: pointer; padding: 2px 4px; transition: color 0.2s; }
.side-popup-close:hover { color: #333; }
@media (max-width: 480px) { .side-popup { width: calc(100vw - 30px); left: 15px; right: 15px; padding: 12px 14px; } .side-popup-img { width: 52px; height: 52px; } }

/* SCROLL TOP */
#scrollToTop { position: fixed; bottom: 28px; right: 20px; z-index: 999; display: none; width: 46px; height: 46px; background: var(--primary); color: var(--white); border-radius: 50%; text-align: center; line-height: 46px; font-size: 1.3rem; box-shadow: 0 4px 12px rgba(0,0,0,0.25); cursor: pointer; text-decoration: none; transition: background 0.3s; font-weight: 700; }
#scrollToTop:hover { background: var(--primary-light); }

/* UTILITY */
.text-center { text-align: center; }
.mt-4 { margin-top: 1.5rem; }